baber/WOPTO huggingface dataset:
Patent DE-112018002672-B4 (DE)
Title: Mikrofongehäuse für vollummantelte asic und drähte und darauf gerichtetes herstellungsverfahren
Inventor: LIM TONY K
IPC: H04R31/00
Filed: 2018-05-24
Granted: 2020-09-10
Abstract: Mikrofonvorrichtung, umfassend:ein Gehäuse, das ein Substrat mit einer ersten Oberfläche und einer über dem Substrat angeordneten Abdeckung umfasst, wobei das Gehäuse eine Schallöffnung zwischen dem Inneren des Gehäuses und der Außenseite des Gehäuses umfasst;einen Mikroelektromechanisches-System (MEMS) -Wandler, der auf dem Substrat montiert ist;eine integrierte Schaltung (IC), die auf dem Substrat montiert ist;den MEMS-Wandler, der elektrisch mit der IC verbunden ist;wobei die IC elektrisch mit einem Leiter auf dem Substrat verbunden ist;ein Ummantelungsmaterial, das den IC bedeckt; undeine Ummantelungsmaterial-Einschließungsstruktur, die zwischen dem MEMS-Wandler und dem IC angeordnet ist, wobei die Ummantelungsmaterial-Einschließungsstruktur das Ummantelungsmaterial wenigstens teilweise um den IC herum einschließt;wobei die Ummantelungsmaterial-Einschließungsstruktur einen Wandabschnitt umfasst, der zwischen dem MEMS-Wandler und dem IC angeordnet ist; undwobei das Substrat einen Hohlraum definiert, der eine IC-Montagefläche umfasst, auf der die IC montiert ist, wobei der Wandabschnitt einen Abschnitt des Hohlraums bildet, wobei der MEMS-Wandler auf einer MEMS-Montagefläche des Substrats montiert ist, wobei die MEMS-Montagefläche gegenüber der IC-Montagefläche erhöht ist, wobei das Ummantelungsmaterial wenigstens teilweise durch den Hohlraum begrenzt ist.
Patent DE-112018008243-B4 (DE)
Title: Kantenemittierender Halbleiterlaser mit einer Schutzschichtenfolge
Inventor: FUCHS PETER
IPC: H01S5/028
Filed: 2018-06-05
Granted: 2023-11-30
Abstract: Kantenemittierender Halbleiterlaser (1) mit
 - einer Halbleiterschichtenfolge (2) mit einer aktiven Zone (22) zur Erzeugung von Laserstrahlung (L) aus dem Materialsystem AlInGaAs,
 - einer Facette (3) an der Halbleiterschichtenfolge (2) zur Auskopplung und/oder Reflexion der Laserstrahlung (L), und
 - einer Schutzschichtenfolge (4) direkt an der Facette (3) zum Schutz der Facette (3) vor Beschädigungen, wobei die Schutzschichtenfolge (4) in Richtung weg von der Halbleiterschichtenfolge (2) in der angegebenen Reihenfolge aufweist:
 - eine monokristalline Startschicht (41) aus einem Gruppe 12-Gruppe 16-Material,
 - eine Zwischenschicht (42) mit zumindest einem Gruppe 14-Material, wobei eine Dicke der Zwischenschicht höchstens 50 nm beträgt, und
 - mindestens eine Abschlussschicht (43), die aus Al, Si und/oder Ta sowie aus O und optional aus N besteht, sodass die Abschlussschicht (43) aus einem anderen Materialsystem ist als die Startschicht (41) und als die Zwischenschicht (42) .
Patent CZ-283462-B6 (CZ)
Title: Process for treating waste water containing phosphates and nitrogen-containing compounds
Inventor: HUBER ANTON ING
IPC: C02F3/12
Filed: 1992-01-10
Abstract: In the process   (1) the wastewater is first chemically preclarified in a preclarification tank by addition of a solution of salts of polyvalent metals, until the ratio between biological oxygen demand (BOD5) and total nitrogen is less than 4.5; (2) the preclarified wastewater in an anaerobic region of the first part of a two-part activation tank, in an anaerobic intermediate tank or in an anaerobic region of the preclarification tank together with activated return sludge from a solid-liquid separating device is optionally subjected to a biological liberation of phosphate; (3) a mixture of the wastewater obtained from stage (1) or (2) and nitrate-containing returned water with activated sludge, which are pumped through an opening in the partition between the two parts of the activation tank directly from the second aerobic part of the activation tank, is subjected to a denitrification in an anoxic region of the activation tank adjoining the anaerobic region; (4) the denitrified sludge/wastewater mixture, in a separate aerobic region in the first part of the activation tank is subjected to a nitrification and the decomposition of the organic load; (5) the nitrate-containing sludge/wastewater mixture is passed directly into the second, aerobic part of the activation tank and the nitrification and the decomposition of the organic load is continued there; (6) a greater part of the resulting nitrate-containing wastewater with activated sludge is pumped back through an opening in the partition between the two parts of the activation tank as returned water into the anoxic region of the first activation tank and a smaller part of the wastewater together with activated sludge is passed into a solid-liquid separating device; and (7) a solution of salts of polyvalent metals for phosphate precipitation is fed into the inlet of the solid-liquid separating device and the flocculated sludge is separated from the clarified wastewater. a
Patent SK-281447-B6 (SK)
Inventor: TEREN JAN
IPC: A01N59/20
Filed: 1996-01-17
Abstract: Meďnaté fungicídne prípravky vo forme vodou zriediteľných suspenzií alebo pást, alebo vo forme vo vode dispergovateľných zmáčateľných práškov, ktoré obsahujú hydroxidosírany, hydroxidouhličitany a ich podvojné a zmesové soli s obsahom príslušných síranov a chloridov. Spôsob ich výroby spočíva v tom, že síran meďnatý, ktorý sa používa pri zrážaní s chloroamokomplexmi a/alebo amokomplexmi medi, a/alebo s amoniakom, a/alebo s uhličitanmi, a/alebo hydroxidmi alkalických kovov, a/alebo oxidmi, a/alebo hydroxidmi vápnika, a/alebo horčíka, a/alebo bária, sa pred zrážaním a/alebo hocikedy počas zrážacej reakcie podrobí reakcii s močovinou. Ako osobitne výhodné sa ukázalo dávkovať 1,0 až 1,6 mólu močoviny na mól síranu meďnatého. Je účelné pridávať močovinu i do produktu zrážacej reakcie. Reakčný produkt po úprave do formy suspenzného koncentrátu alebo do formy vo vode dispergovateľného prášku je vhodný proti červenej spále a perenospóre viniča, proti perenospóre chmeľu, kučeravosti broskýň, phytophtore a ďalším hubovitým ochoreniam rastlín.ŕ
Patent CZ-306544-B6 (CZ)
Title: Drive of tension belts, especially a vertical packaging machine
Inventor: ANDRLÍK VLADIMÍR
IPC: F16H19/04
Filed: 2016-01-03
Abstract: Drive of tension belts, especially a vertical packaging machine comprising two shafts (o1, o2) with counter-rotating rotation positioned on the sliding blocks with the mutual counter-rotating translation (T1, T2). The shafts (o1, o2) are connected, via a gear drive, to the driving continuous splined shaft connected to one rotary electric motor and the sliding blocks are fitted with a pair of rack bars with the mating pinion (Op) and one rectilinear pneumatic motor.
Patent CZ-281503-B6 (CZ)
Title: Method of determining depth of narcosis, and apparatus for making the same
Inventor: POMFRETT CHRISTOPHER JOHN DOUG
IPC: A61B5/364
Filed: 1991-10-16
Abstract: PCT No. PCT/GB91/01807 Sec. 371 Date Feb. 13, 1993 Sec. 102(e) Date Feb. 13, 1993 PCT Filed Oct. 16, 1991 PCT Pub. No. WO92/06632 PCT Pub. Date Apr. 30, 1992.A method and apparatus for providing a measure of the depth of anaesthesia. A series of R-waves are analyzed using circular statistics to derive a measurement vector length representing the R-R variation of the sample. The Rayleigh Test is applied to determine a reference vector length from a predetermined probability level and the number of R-waves in the analyzed series. The measurement vector length is compared to the reference vector length to derive a measure of the death of anaesthesia.
Patent SK-278802-B6 (SK)
Title: Drainage element for presses
Inventor: HARTMANN EDUARD
IPC: B30B9/26
Filed: 1992-08-26
Abstract: This patent describes the bar elastic kernel (6) related to the drainage elements (2) located in the pressing space (1) of the press used for fruit pressing, and this kernel has more longitudinal drains (8, 13) located on its circumference with the use of which pressed juice is being delivered to the juice collecting space (5). The free ends closed to each of the unwatering components (2) are able to be released and they are fixed to the pressing space (1) via the drainage locks (3). In the area closed to the solid drainage lock (3), with the use of which juice is guided, there are the longitudinal extended drains (8) to prevent a danger closed to caulking caused by solid impurity particles (14) contained in juice, in this area where the kernel (6) elasticity for the flow support is absent.
Patent CS-276787-B6 (CS)
Inventor: FARSKY MIROSLAV
IPC: H05K3/28
Filed: 1990-03-23
Abstract: Substrát
s
připájenými
prvky
se
pokry
­
je
vrstvou
roztoku
jednosložkového
laku
z
vysokomolekulární
epoxidové
pryskyřice
modifikované
kresolformaldehydovým
konden
­
zátem
etherifikovaným
n-butylalkoholem
.
Lak
se
rozředí
v
objemovém
poměru
až
1:1
ředidlem,
které
je
tvořeno
směsí
n-butyl-
alkoholu
a
ethylenglykolmonoethylether
nebo
ředidlem
na
bázi
n-butylalkohol
,
xy
­
len,
ethylenglykolmonoethylether
v
objemo
­
vém
poměru
1:1:1,
přičemž
se
vzniklý
po-,
vlak
na
substrátu
s
připájenými
prvky
po
­
nechá
15
až
30
minut
při
pokojové
teplotě.
Následuje
vytvrzení
při
jednovrstvém
povla
­
ku
při
teplotě
130
°C
až
210
°C
po
dobu
150
až
20
minut.
Při
dvouvrstvém
povlaku
se
první
vrstva
vytvrzuje
při
teplotě
130
°C
až
150
°C
po
dobu
60
až
30
minut
a
po
vytvrzení
se
nanese
druhá
vrstva,
která
se
vytvrzuje
při
teplotě
130
°C
až
210
°C
po
dobu
150
až
20
minut.
Patent CZ-279344-B6 (CZ)
Inventor: JANSSENS FRANS EDUARD
IPC: A61K31/44
Filed: 1991-07-18
Abstract: Oxazolylderiváty obecného vzorce I, kde zbytek  -A.sup.1.n.=A.sup.2.n.-A.sup.3.n.=A4- představuje dvojmocný zbytek  obecného vzorce -CH=CH-CH=CH- (a-1),  -N=CH-CH=CH- (a-2), -CH=N-CH=CH- (a-3),  -CH=CH-N=CH- (a-4), -CH=CH-CH=N- (a-5),  -N=CH-N=CH- (a-6) nebo -CH=N-CH=N- (a-7); R  představuje vodík nebo C.sub.1-4.n.alkyl; R.sup.1 .n.představuje  vodík, C.sub.1-6.n.alkyl nebo hydroxyC.sub.1-6.n.alkyl; m  představuje číslo 1 nebo 2; D představuje  C.sub.1-4.n.alkandiyl; B představuje NR.sup.2.n., CH.sub.2.n., O, S, SO,  nebo SO.sub.2.n., kde R.sup.2 .n.představuje vodík nebo  C.sub.1-4.n.alkyl; n představuje číslo 0, 1 nebo 2; L  představuje vodík C.sub.1-12.n.alkyl; C.sub.3-6.n.cykloalkyl;  C.sub.3-6.n.alkenyl, popřípadě substituovaný arylem;  C.sub.1-6.n.alkylkarbonyl; C.sub.1-6.n.alkoxykarbonyl;  arylkarbonyl; arylC.sub.1-6.n.alkoxykarbonyl nebo zbytek  obecného vzorce -Alk-R.sup.3 .n.(b-1); -Alk-Y-R.sup.4 .n.(b-2);  -Alk-Z.sup.1.n.-C(=X)-Z.sup.2.n.-R.sup.5 .n.(b-3); nebo  -CH.sub.2.n.ŕ
Patent CS-277039-B6 (CS)
Inventor: HAVEL MILAN
IPC: A43D86/00
Filed: 1989-06-30
Abstract: Zařízení pro ustaveni textilní pásky sestává
ze šablony, přičemž pevná část (1) šablony
je pomocí matic (4) upevněna na držáku
(3) a na pevné části (1) šablony je pomocí
odpruženého závěsu (6) uchycena odklopná
část (2) šablony.
Patent CZ-288989-B6 (CZ)
Title: Microbiological process for the preparation of heteroaromatic carboxylic acids using Alcaligenes microorganism strain
Inventor: KIENER ANDREAS
IPC: C12P17/10
Filed: 1996-06-05
Abstract: In the present invention there is described a microbiological process for the preparation of a heteroaromatic carboxylic acid or its physiologically tolerated salts of the formulae I and II, wherein Re1 and Re2 are identical or different and each denotes a hydrogen or halogen atom, and X denotes a nitrogen atom or -CH-. Biotransformation is carried out in such a manner that first heteroaromatic nitriles of the general formulae III and IV, in which Re1m Re2 and X are as specified above, are transformed as a substrate by making use of microorganisms of the Alcaligenes strain employing 2-cyanpyridine, which microorganisms have been cultured prior biotransformation in the presence of a dicarboxylic acid, a tricarboxylic acid or a carbohydrate, to a corresponding carboxylic acid and the latter is the optionally converted to physiologically usable salts.
Patent CZ-298666-B6 (CZ)
Title: Method for operating telecommunications tandem system and telecommunications tandem system per se
Inventor: CHRISTIE JOSEPH M
IPC: H04M3/42
Filed: 1997-11-10
Abstract: In the present invention, there is disclosed a method for operating a telecommunications tandem system (330) for providing a tandem connection for a call, wherein the method comprises; -receiving circuit-based traffic for the call into a first ATM multiplexer from a first circuit-based
Patent CZ-295329-B6 (CZ)
Title: Use of phospholipids or lipid mixtures containing phospholipids as stabilizing ingredients for pharmaceutical compositions of digestive enzyme mixtures
Inventor: GALLE MANFRED
IPC: A61K47/44
Filed: 1997-07-09
Abstract: In the present invention, there is described the use of phospholipids or lipid mixtures containing phospholipids as stabilizing ingredients against moisture-induced decrease of lipolytic activity of water soluble pharmaceutical compositions based on digestive enzyme mixtures containing lipases and proteases, whereby these compositions are suitable for the preparation of aqueous solutions used for continuous introduction into the gastrointestinal tract by means of probes. There is also described a water soluble pharmaceutical composition based on digestive enzyme mixtures containing lipases and proteases, as well as a kit for preparing stabilized solutions thereof.
Patent CZ-285673-B6 (CZ)
Title: Mixture for preventing corrosion in steam-generating and condensing systems with regions of low and high temperatures
Inventor: HWA CHIH MING
IPC: C02F5/12
Filed: 1993-03-26
Abstract: A composition and method of inhibiting corrosion in boiler-steam condensate systems comprising adding to the system N,N-dihydrocarbylhydroxylamine and N-hydrocarbylhydroxylamine in amounts effective to inhibit corrosion.
Patent CZ-295802-B6 (CZ)
Title: Method for producing honeycomb structure from thermofusible material and apparatus for making the same
Inventor: DUCRUY GUY
IPC: B29C48/11
Filed: 1998-03-18
Abstract: The present invention relates to a process for manufacturing a honeycomb structure made of a thermally fusible material, comprising: continuously extruding, with the aid of die (3) having a plurality of slots (16), parallel strips (31) of a thermally fusible material inside a cooling chamber (4) with the creation of a seal between longitudinal edges of the parallel strips (31)  and walls (22) of the chamber (4), the various strips (31) defining, among themselves and with the walls (22) of the chamber (4), compartments; creating, in the chamber (4) and from an end located on a die (3) side, a vacuum in every second compartment so as to deform and attract, in pairs the extruded strips (31) in order to carry out localized welding over their entire height; Filling, from the end located on the die (3) side, every second compartment, these alternating with the above compartments, with a liquid coolant; and Alternating, in each compartment, the creation of a vacuum and the filling with the liquid coolant in order to obtain a solidified honeycomb structure (9) in the cooling chamber (4) wherein the solidified honey comb structure (9) has cells perpendicular to the extrusion direction. Disclosed is also apparatus for making the above-described process, the apparatus comprising: an extruder (2)  delivering the thermally fusible material in a viscous state to a coat-hanger die (3) having a plurality of parallel slots (16) each intended for the continuous formation of a strip (31), each slot (16) being defined by two cone-shaped pieces (17) made of a thermally insulating material, each of the cone-shaped pieces (17) including a groove (24), the grooves (24) being alternately connected to a vacuum source and to a liquid coolant source; a tubular cooling chamber (4) of rectangular cross section, having a height equal to the height of the honeycomb structure to be obtained; and a coolant tank (5) from which the liquid coolant is drawn off with the aid of a pump (32), a low-pressure pump (30), and a directional-control valve (29), the directional control valve (29) being linked to both the pump (32) and the low-pressure pump (30), as well as to a circuit (25, 26, 27, 28) connecting the directional control valve (39) to various compartments located on both sides of strips (31) of the honeycomb structure, the directional-control valve (29) being intended to connect, in alternating succession, each compartment with a low-pressure source and with the liquid coolant source.
Patent CZ-296323-B6 (CZ)
Title: Light generating apparatus for optical fiber use
Inventor: HATJASALO LEO
IPC: F21V29/54
Filed: 1998-06-01
Abstract: The present invention relates to a method for optical fiber use, in which light that is generated by means of a light generating apparatus is being led by exploiting an optical fiber, wherein the light generating apparatus has at least light generating means (1), such as a lamp (1a) and an objective assembly (1b) and/or like device to direct light towards the end of the optical fiber (2), for leading of the same further by the optical fiber (2). Particularly for cooling of the input end for light (2a) of the optical fiber, the same is being cooled convectively, by directing airflow (w) that has been cooled by means of a cooling device (3) operating preferably by Peltier-phenomenon to the same. The invention relates also to a light generating apparatus exploiting the method.
Patent SK-282148-B6 (SK)
Title: Mineral fiber composition
Inventor: STEINKOPF BERND
IPC: C03C13/06
Filed: 1997-02-06
Abstract: Mineral fiber composition which is decomposable in the physiological medium, characterised by the following constituents in weight percent: SiO2 30 to less than 51; Al2O3 higher than 11.5, in particular higher than 13, up to 25; CaO 2 to less than 23; MgO 0 to 15; Na2O + K2O higher than 10, up to 19; TiO2 + Fe2O3 6 to 18; various 0 to 3.
Patent SK-284854-B6 (SK)
Title: Coloured glass composition, window glass and use of the window glass
Inventor: ALVAREZ-CASARIEGO PEDRO
IPC: C03C3/00
Filed: 1992-10-02
Abstract: Coloured glass composition containing the following oxides in % by weight: from 64 to 75 % SiO2, to 5 % Al2O3, to 5 % B2O3, from 5 to 15 % CaO, to 5 % MgO, from 10 to 18 % Na2O, to 10 % K2O and as colouring agents: from 0.45 to 2.5 % Fe2O3 (total iron), containing from 16 to 55 % FeO from total iron content expressed in form of Fe2O3, from 0.001 to 0.002 % CoO, to 0.0025 % Se, whereby the glass has an overall energy transmission factor (TE) lower than the luminous transmission factor under illuminant A (TLA), the factor TE being between 10 and 48 % and the factor TLA between 20 and 60 % for a thickness 3.85 mm. The scope of the solution also includes a window glass containing a pane of coloured glass, and use of the window glass for producing glazing set for cars.
Patent SK-280823-B6 (SK)
Title: Solid catalyst based on complexed titanium trichloride, process for its preparation and the use thereof for polymerising alpha olefins
Inventor: COSTA JEAN LOIUS
IPC: B01J31/38
Filed: 1991-11-08
Abstract: Solid catalyst based on complexed titanium trichloride, capable of being employed for the stereospecific polymerisation of alpha-olefins, obtained by heat treatment, in the presence of a halogenated activating agent, of the liquid material resulting from bringing TiCl4 pretreated with an electron-donor compound into contact with a composition (C) corresponding to the general formula Al Rp (Y)q X3-(p+q) in which particular substituents are specified in the description. The use of said solid catalyst in stereospecific propylene polymerisation.
Patent CZ-303555-B6 (CZ)
Title: Method of determining severity and prognosis of B-cell chronic lymphocytic leukemia
Inventor: BRYJA VITEZSLAV
IPC: C12Q1/6883
Filed: 2009-08-04
Abstract: The present invention relates to a method of determining diagnosis of B-cell chronic lymphocytic leukemia from a biological sample taken from a patient body wherein the method is characterized in that there is determined an expression of at least one protein being selected from the group consisting of Vangl2, Celsr1 and Frizzled 7 membrane receptors, Dvl 2, Dvl 3 a Prickle1 cytoplasmatic proteins, casein kinase 1 epsilon and casein kinase 2 alpha kinases and Wnt5a secreted ligand and/or at least a gene encoding protein being selected from the group consisting of Vangl2, Celsr1 and Frizzled 7 membrane receptors, Dvl 2, Dvl 3 and Prickle1 cytoplasmatic proteins, casein kinase 1 epsilon and casein kinase 2 alpha kinases and Wnt5a secreted ligand, whereby the extent of upregulation of these proteins or genes in the B-lymphocytes of a patient relative to control correlates with the severity and prognosis of the B-CLL disease such that the higher extent of the protein or gene upregulation means higher severity and worse prognosis.
Patent CZ-305768-B6 (CZ)
Title: Cooler
Inventor: NĚMEC PETR
IPC: F28F9/013
Filed: 2010-04-02
Abstract: The present invention relates to a cooler consisting of a bearing part (1), which is provided with a system of through-holes arranged one above the other and intended for fastening ends of co-axially arranged U-shaped cooling pipes (2). The U-shaped cooling pipes are provided with a spiral offset (3), wherein the depth (h2) of the spiral offset (3) performed on an intermediate cooling pipe (2a) is always less than the depth (h1) of the spiral offset (3) performed on the cooling pipe (2) abutting inwardly the intermediate cooling pipe (2a), and always greater than the depth (h3) of the spiral offset (3) performed on the cooling pipe (2) abutting outwardly the intermediate cooling pipe (2a), wherein each cooling pipe (2, 2a) has constant diameter all over its length.
Patent CZ-305642-B6 (CZ)
Title: Corrosion-preventive method of protection of crude-oil transportation and storage equipment
Inventor: ŠEBOR GUSTAV
IPC: C23F11/16
Filed: 2012-12-28
Abstract: The invented corrosion-preventive method of protection of crude-oil transportation and storage equipment consists in adjusting the transported and stored media with metal corrosion inhibitors, which contain propargylalcohol and further in some cases, the use of electrochemical protection is recommended, too. For transportation equipment, the most suitable is the combination of propargylalcohol with dibenzylsulfoxide and/or thiourea. In places of permanent contamination with water phase plus salt, in tons, at certain delay thereof, it is suitable to apply electrochemical protection. At locations of constant contamination by water phase plus salt in tons and at certain dwell thereof, the equipment is brought by means of an industrial potentiostat in the conditions of a cathode and a sacrificed anode is then situated in the water environment.
Patent CZ-298850-B6 (CZ)
Title: Process for preparing diaryl pyridine derivatives
Inventor: DAVIES IAN W
IPC: C07D213/85
Filed: 1998-09-22
Abstract: In the present invention, there is disclosed a process for preparing 2-aryl-3-aryl-pyridines wherein the preparation process thereof is based on 2 step conversion of a Weinreb amide to the penultimate ketosulfone from readily available starting materials. The invented process allows preparation of compounds useful for the treatment of cyclooxygenase-2 mediated diseases.
Patent CZ-298327-B6 (CZ)
Title: Machine tool with a tool spindle and tool change device
Inventor: LASCH THORSTEN
IPC: B23Q3/155
Filed: 2002-04-03
Abstract: In the present invention, there is disclosed a machine tool having a carrier element (3; 3') on a turning axis (5) angled to the spindle axis , with turning grips ((2; 2'; 2'') pivoted to it. There are driven guide elements (10) on the carrier element (3; 3'), turning round first axes (8) parallel to the turning axis (5) in the opposite direction to the turning motion of the carrier element (3; 3'), and also connected to second axes (9).
Patent SK-287759-B6 (SK)
Title: Method for increasing the gene expression of transfected genes
Inventor: PISANO CLAUDIO
IPC: C12N15/09
Filed: 2001-02-09
Abstract: A method for increasing the gene expression in cells transfected with said gene, comprising the addition of acetyl L-carnitine to the cells medium is described.